Please note that the following Written Description Training Materials, Revision 1, March 25, 2008, include examples that now require further analysis for subject matter eligibility under 35 U.S.C. 101 in view of recent changes in the law. A new version will be prepared to reflect changes in the law since 2008, including any required clarifications due to developments in the law relating to 35 U.S.C. 112. The next revision will be posted as soon as it is available.